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//=========== Copyright Valve Corporation, All rights reserved. ===============//
//
// Purpose:
//=============================================================================//
#ifndef PANORAMA_DROPDOWN_H
#define PANORAMA_DROPDOWN_H
#ifdef _WIN32
#pragma once
#endif
#include "panel2d.h"
namespace panorama
{
DECLARE_PANEL_EVENT0( DropDownSelectionChanged );
DECLARE_PANORAMA_EVENT2( DropDownMenuClosed, bool, CPanelPtr< CPanel2D > );
class CDropDownMenu;
//-----------------------------------------------------------------------------
// Purpose: Drop Down Control
//-----------------------------------------------------------------------------
class CDropDown : public CPanel2D
{
DECLARE_PANEL2D( CDropDown, CPanel2D );
public:
CDropDown( CPanel2D *parent, const char * pchPanelID );
virtual ~CDropDown();
virtual void SetupJavascriptObjectTemplate() OVERRIDE;
virtual bool BSetProperty( CPanoramaSymbol symName, const char *pchValue ) OVERRIDE;
virtual void OnLayoutTraverse( float flFinalWidth, float flFinalHeight );
void AddOption( CPanel2D *pPanel );
bool HasOption( const char *pchID );
void RemoveOption( const char *pchID );
void RemoveAllOptions();
void FindOptionIDsByClass( const char *pchClassName, CUtlVector< CUtlString > &vecIDsOut );
void SortOptions( int( __cdecl *pfnCompare )(const ClientPanelPtr_t *, const ClientPanelPtr_t *) );
CPanel2D *GetSelected() { return m_pSelected.Get(); }
void SetSelected( const char *pchID, bool bNotify );
void SetSelected( const char *pchID ) { return SetSelected( pchID, true ); }
void SetDefault( const char *pchID ) { m_strDefaultSelection.Set( pchID ); }
void ResetToDefault( bool bNotify );
CPanel2D *AccessDropDownMenu() { return (CPanel2D*)m_pMenu.Get(); }
virtual bool OnMouseButtonDown( const MouseData_t &mouseData );
virtual bool OnClick( IUIPanel *pPanel, const MouseData_t &code );
virtual void OnResetToDefaultValue();
// Call if you know you've changed the contents of one of the option panels
void InvalidateOptions( bool bForceReload );
CPanel2D *FindDropDownMenuChild( const char *pchID );
virtual bool BIsClientPanelEvent( CPanoramaSymbol symProperty ) OVERRIDE;
#ifdef DBGFLAG_VALIDATE
virtual void ValidateClientPanel( CValidator &validator, const tchar *pchName ) OVERRIDE;
#endif
protected:
bool EventPanelActivated( const CPanelPtr< IUIPanel > &pPanel, EPanelEventSource_t eSource );
bool EventDropDownMenuClosed( bool bSelectionChanged, CPanelPtr< CPanel2D > pPanel );
bool EventResetToDefault( const panorama::CPanelPtr< panorama::IUIPanel > &pPanel );
virtual void OnInitializedFromLayout();
void ShowMenu();
void UpdateSelectedChild( bool bSuppressChangedEvent, bool bInvalidateAlways = false );
virtual void OnStylesChanged() OVERRIDE;
CPanelPtr< CDropDownMenu > GetMenu() { return m_pMenu; }
private:
CPanelPtr< CDropDownMenu >m_pMenu;
CPanelPtr<CPanel2D> m_pSelected;
bool m_bSuppressClick;
CUtlString m_strInitialSelection;
CUtlString m_strDefaultSelection;
};
//-----------------------------------------------------------------------------
// Purpose: Drop Down Menu (shown when activated)
//-----------------------------------------------------------------------------
class CDropDownMenu : public CPanel2D
{
DECLARE_PANEL2D( CDropDownMenu, CPanel2D );
public:
CDropDownMenu( CDropDown *pDropDown, const char * pchPanelID );
virtual ~CDropDownMenu();
void Show();
void Close() { Hide( false ); }
CPanel2D *GetSelectedChild();
void SetSelected( const char *pchID );
void AddOption( CPanel2D *pPanel );
bool HasOption( const char *pchID );
void RemoveOption( const char *pchID );
void RemoveAll();
virtual void OnLayoutTraverse( float flFinalWidth, float flFinalHeight );
virtual void OnResetToDefaultValue();
virtual IUIPanel *GetLocalizationParent() const { return m_pDropDown->UIPanel(); }
#ifdef DBGFLAG_VALIDATE
virtual void ValidateClientPanel( CValidator &validator, const tchar *pchName ) OVERRIDE;
#endif
protected:
bool EventPanelActivated( const CPanelPtr< IUIPanel > &ptrPanel, EPanelEventSource_t eSource );
bool EventCancelled( const CPanelPtr< IUIPanel > &pPanel, EPanelEventSource_t eSource );
bool EventInputFocusTopLevelChanged( CPanelPtr< CPanel2D > ptrPanel );
bool EventResetToDefault( const panorama::CPanelPtr< panorama::IUIPanel > &pPanel );
bool EventInputFocusSet( const panorama::CPanelPtr< IUIPanel > &ptrPanel );
private:
void Hide( bool bSelectionChanged );
CDropDown *m_pDropDown;
CPanel2D *m_pSelectedChild;
};
} // namespace panorama
#endif // PANORAMA_DROPDOWN_H
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